What We Do

Water Treatment Systems & Plants Services

Supply, installation, and maintenance of water treatment equipment.

  • Water Softeners

  • Reverse Osmosis (RO) Units

  • UV Systems

  • Dosing Systems

  • Filtration Systems

  • Exchange Cylinder Servicing

  • Plant Servicing & Maintenance

  • RO Servicing & Membrane replacement

  • Swimming pool plant installations and servicing

  • Bespoke plant builds & upgrades

  • Blend valve installations

  • Pressure vessel systems

  • Control panel work

Diagram of a water filtration system with a water drop icon, connected to a rectangular container.
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Water Hygiene & Legionella Compliance


Comprehensive hygiene services to meet legal duties and keep people safe.

  • Legionella risk management (L8 regime)

  • Tank cleaning & disinfection

  • Dead leg removal

  • Regular microbiological sampling

  • Temperature testing

  • Drinking fountain servicing

  • Chemical cleaning of pipework

  • Remedial works (ACoP L8)

  • Hygiene testing for swimming pools

  • RAMS-compliant disinfection works

  • Water sampling and interpretation

  • Compliance documentation

Water droplets icon with a green drop inside, symbolizing water or hydration
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System Installation, Refurbishment & Relocation

Specialist services for installing new systems, or adapting existing ones.

  • Full plant installations

  • Pipework installation and re-routing

  • System upgrades and modernisation

  • Plant refurbishment

  • Fabrication of bespoke water systems

Illustration of a wrench and a wrench on top of a gear, symbolizing tools and maintenance.
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Irrigation & Water Features


Design-led systems for landscape, leisure and commercial environments.

  • Irrigation system design

  • Seasonal maintenance

  • Water feature installation

  • Pond and decorative water system servicing

  • Control systems and timers

  • Winterisation services

  • Spring start-up services

A funnel with particles entering from the top and flowing out at the bottom, with a blue background.
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Just Some of Our Portfolio

  • Inside a metal enclosure with multiple screw holes and a black cable hanging from the top center. A green corrugated tube is on the right side.

    Tank Clean & Disinfection - Before

  • Interior of an industrial or scientific metal enclosure with bolted panels, some rods, and a ladder on the right side.

    Tank Clean & Disinfection - After

  • Industrial water filtration system with multiple pumps, control panels, and piping.

    Plant Build at Natural History Museum, London

  • Industrial water treatment system with copper and brass piping, a large blue tank, and control valves.

    Water Softener Installation

  • Water treatment system with three large blue tanks connected to black pipes against a brick wall.

    Water Softener Installation

  • Industrial plumbing pipes and valves with blue handles in a utility room.

    Dosing System installed in Kings Lynn

  • Industrial water testing equipment with tanks, pipes, and gauges in a laboratory setting.

    Dosing System installed in Kings Lynn

  • Blue filtration tank with black control valve and copper piping in a utility room.

    Softener istallation at Addenbrookes Hospital, Cambridge

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Our Accreditations

LCA Registered

SafeContractor Approved

CHAS Accredited

Vantify Verified SSIP

Safe Contractor Approved logo with a gear and shield design
Logo of the Legionella Control Association with a water droplet and green hand, and the slogan 'Keeping Water Systems Safe'
CHAS logo in purple text with a curved underline.

Our Clients

Cilantro Facilities Management logo with red circle and text
Ballymore logo in black text on a white background.
The Oracle logo with the words 'The Oracle Reading' in blue text
Logo for The Grove with stylized text and a gold circular emblem
Logo of Queen Mary University of London featuring a crown and text
Logo for Luton Hoo Hotel, Golf & Spa with elegant gold script text
Trinity House logo with a shield and crown emblem.
EDFEnergy logo with orange flame symbol and company name in blue and orange text
Logo of Statfold Seed Oil Ltd featuring green wheat stalks inside a yellow circle.
Text reading 'UNITE STUDENTS' with a yellow line underneath
Tabor Academy logo with a stylized star and waves above the text
NHS logo with text 'Mid and South Essex NHS Foundation Trust'
Logo with the word 'ice' in large letters, a small cubic icon above the 'i', and the word 'Please!' underneath.
Logo of the Natural History Museum featuring a circular pattern with the letter 'H' repeating around a central 'M' and the text 'Natural History Museum' next to it.
Logo of Guardpack Ltd, a specialist wipe and sachet manufacturer, with the 'mywipe' brand name and a blue wipe icon.
Logo for Luton Hoo Hotel, Golf & Spa with elegant gold text
Logo of Communal Energy Partners with a stylized purple and blue flame icon and the company name.
NHS logo with text 'King's College Hospital' and 'NHS Foundation Trust'
NHS logo with text indicating Cambridge University Hospitals NHS Foundation Trust.

What our clients say…

  • "Portawater are a professional and friendly company with excellent engineers.”

    Hydro X

  • “We confirm we are very incredibly satisfied with the services provided by Portawater UK.”

    HMAC Ventilation Services

  • “Services were delivered efficiently and effectively. We would recommend Portawater UK!”

    ENVOQ